Gas cylinder for medical purposes



FIG. 1 is a right front perspective view of the gas cylinder for medical purposes.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a left front perspective view thereof.

FIG. 4 is a right side elevational view thereof.

FIG. 5 is a left side elevational view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in FIG. 6 are included for the purpose of illustrating a portion of the gas cylinder for medical purposes that forms no part of the claimed design. 

The ornamental design for a gas cylinder for medical purposes, as shown and described. 